<template >
  <div>

    <div class="videoContainer">
      <div class="login_box">
        <el-form
            :rules= "rules"
            v-loading="loading"
            element-loading-text="正在登录..."
            element-loading-background="rgba(0, 0, 0, 0.8)"
            element-loading-spinner="el-icon-loading"
            ref="loginForm"
            :model="loginForm"
            class="loginContainer">
          <h3 style="text-align: center;color: orangered;border: #1a1a1a ;font-size: 25px">登录</h3>
          <el-form-item prop="username">
            <el-input type="text" v-model="loginForm.username" placeholder="请输入用户名"></el-input>
          </el-form-item>
          <el-form-item prop="password">
            <el-input type="password" v-model="loginForm.password" auto-complete="false" placeholder="请输入密码"></el-input>
          </el-form-item>
          <el-form-item prop="code">
            <el-input type="text" v-model="loginForm.code" auto-complete="false" placeholder="点击更换" style="width: 200px;margin-right: 5px"></el-input>
            <img :src="captchaUrl" @click="updateCaptcha">
          </el-form-item>
          <el-checkbox v-model="checked" class="loginRemember">记住我</el-checkbox>
          <el-button type="primary" style="width: 100%" @click="submitLogin">登录</el-button>
        </el-form>
      </div>
      <video class="fullscreenVideo" id="bgVid" playsinline="" autoplay="" muted="" loop="">
        <source src="../assets/video/aaa.mp4" type="video/mp4">
      </video>
    </div>
  </div>

</template>
<script>

export default {
  name: "Login",
  data(){
    return{
      captchaUrl:'/captcha?time='+new Date(),
      loginForm: {
        username: 'admin',
        password:'123',
        code:''
      },
      checked:true,
      rules:{
        username: [{required:true,message:'请输入用户名',trigger:'blur'}],
        password: [{required:true,message:'请输入密码',trigger:'blur'}],
        code: [{required:true,message:'请输入验证码',trigger:'blur'}]
      }
    }
    },
  methods:{
    updateCaptcha(){
      this.captchaUrl = '/captcha?time='+new Date();
    },
      submitLogin(){
        this.$refs.loginForm.validate((valid) => {
          if (valid) {
            this.loading = true;
            this.postRequest('/login',this.loginForm).then(resp => {
              this.loading = false;
              if(resp){
                // 存储用户token
                const tokenStr = resp.obj.tokenHead+resp.obj.token;
                window.sessionStorage.setItem('tokenStr',tokenStr);
                // 页面跳转
                let path = this.$route.query.redirect;
                this.$router.replace((path == '/' || path == undefined)?'/index':path);
              }
            })} else {
            this.$message.error('请输入所有字段');
            return false;
          }
        });
      }
  }
}
</script>
<style scoped>
.loginContainer{
  border-radius:15px ;
  background-clip: padding-box;
  margin: 180px auto;
  width: 350px;
  padding: 15px 35px 15px 35px;
  background-color: #fff;
  border: 1px solid #eaeaea;
  box-shadow: 0 0 25px #cac6c6;
};
.loginTitle{
  margin:0px auto 0px auto;
  height: 10px;

};
.loginRemember{
  text-align: left;
  margin: 0px 0px 15px 0px;
};



.videoContainer{
  position: fixed;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: -100;
}

.videoContainer:before{
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  display: block;
  z-index: -1;
  top: 0;
  left: 0;
  background: rgba(25,29,34,.65);
}
.login_box{
  position: absolute;
  left: 800px;
}


</style>
